package day1211;

public class T2 {
    public static void main(String[] args) {//int  double String
        int x=3;
        System.out.println(  "x变量的值是"   +  x  );//使用变量名x，实际用的是x对应的值3

        double pi=3.14;
        System.out.println(  "半径是"   +  pi  );

        String name="王小明";
        System.out.println(  "姓名是"   +  name  );

        int y;
        y=4;
        System.out.println(  "y变量的值是"   +  y);

        double temp;
        temp=34.7;
        System.out.println(  "温度是"   +  temp);

        String addr;
        addr="中国西安";
        System.out.println(  "地址是"   +  addr);

        System.out.println("y=" + y +    ",temp="  + temp +",addr=" + addr);




        int n;







    }
}
